1315923832 has 16 divisors (see below), whose sum is σ = 2497085640. Its totient is φ = 650034336.

The previous prime is 1315923821. The next prime is 1315923841. The reversal of 1315923832 is 2383295131.

It is a junction number, because it is equal to n+sod(n) for n = 1315923791 and 1315923800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 990243 + ... + 991570.

Almost surely, 2^1315923832 is an apocalyptic number.

It is an amenable number.

1315923832 is a deficient number, since it is larger than the sum of its proper divisors (1181161808).

1315923832 is a wasteful number, since it uses less digits than its factorization.

1315923832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1981902 (or 1981898 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 1315923832 is about 36275.6644598000. The cubic root of 1315923832 is about 1095.8310051653.

It can be divided in two parts, 131592 and 3832, that added together give a square (135424 = 368²).

The spelling of 1315923832 in words is "one billion, three hundred fifteen million, nine hundred twenty-three thousand, eight hundred thirty-two".